Home / 1,323,762.20-1,985,315.24-377,141.12

Finding the Fourth Proportional to 1,323,762.20, 1,985,315.24 and 377,141.12

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Solution

The fourth proportional to 1,323,762.20, 1,985,315.24 and 377,141.12 is: 565,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,762.20 : 1,985,315.24 = 377,141.12 : x
  2. Step 2: Convert to fraction form
    1,323,762.20/1,985,315.24 = 377,141.12/x
  3. Step 3: Cross multiply
    1,323,762.20x = 1,985,315.24 × 377,141.12
  4. Step 4: Simplify right side
    1,323,762.20x = 748,744,001,354.39
  5. Step 5: Solve for x
    x = 748,744,001,354.39/1,323,762.20
  6. Step 6: Final answer
    x = 565,618.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.